#include <iostream>
class SingletonTest2
{
private:
    static SingletonTest2* instance_;
    /* data */
public:
    SingletonTest2(/* args */);
    ~SingletonTest2();
    static SingletonTest2 *GetInstance() {
        return instance_;
    }
};
SingletonTest2* SingletonTest2::instance_ = new SingletonTest2();

SingletonTest2::SingletonTest2(/* args */)
{
}

SingletonTest2::~SingletonTest2()
{
}
int main() {
  SingletonTest2 *t = SingletonTest2::GetInstance();
}
